Search results for ancient climate:
Researcher investigates ancient geology to understand human development, climate change
Space & Earth / Earth Sciences
Oct 03, 2008 |
4.2 / 5 (10) |
0
(PhysOrg.com) -- To figure out how ancient humans adapted to their environment and constructed civilizations, you need to know the environment in which they lived -- including climate change over thousands of years.
Ancient rainforests resilient to climate change
Space & Earth / Earth Sciences
Oct 01, 2009 |
3.4 / 5 (7) |
0
(PhysOrg.com) -- Climate change wreaked havoc on the Earth’s first rainforests but they quickly bounced back, scientists reveal today. The findings of the research team, led by Dr Howard Falcon-Lang from Royal ...
Cold and ice, not heat, episodically gripped tropical regions 300 million years ago
Space & Earth / Earth Sciences
Jul 31, 2008 |
4.5 / 5 (22) |
3
Geoscientists have long presumed that, like today, the tropics remained warm throughout Earth's last major glaciation 300 million years ago.
Modern day scourge helped ancient Earth escape a deathly deep freeze
Space & Earth / Earth Sciences
Dec 01, 2008 |
3.7 / 5 (23) |
9
(PhysOrg.com) -- The planet’s present day greenhouse scourge, carbon dioxide, may have played a vital role in helping ancient Earth to escape from complete glaciation, say scientists in a paper published online ...
DNA of ancient lost barley could help modern crops cope with water stress
Jul 21, 2009 |
4.2 / 5 (5) |
2
(PhysOrg.com) -- Researchers at the University of Warwick have recovered significant DNA information from a lost form of ancient barley that triumphed for over 3000 years seeing off: 5 changes in civilisation, ...
Giant extinct snake may -- or may not -- shed light on ancient climate
Other Sciences / Archaeology & Fossils
Aug 03, 2009 |
4.2 / 5 (5) |
5
(PhysOrg.com) -- Snakes coil up when they sense danger. Some snakes curl up in order to spring into action and strike. Snakes may also coil to preserve body heat, and this warming behavior could affect our understanding of ...
Extinction risk to plant biodiversity may occur at lower levels of atmospheric CO2 than previously considered
Jun 29, 2009 |
4.4 / 5 (33) |
13
(PhysOrg.com) -- Scientists have traced a sudden collapse in plant biodiversity in ancient Greenland, some 200 million years ago, to a relatively small rise in atmospheric carbon dioxide which caused a rise in the Earth’s ...
Has the mystery of the Antarctic ice sheet been solved?
Space & Earth / Earth Sciences
Feb 28, 2008 |
3.8 / 5 (24) |
0
A team of scientists from Cardiff University’s School of Earth and Ocean Sciences and Amgueddfa Cymru - National Museum Wales travelled to Africa to find new evidence of climate change which helps explain some of the mystery ...
Ancient climate secrets raised from ocean depths
Space & Earth / Earth Sciences
Feb 01, 2008 |
4.4 / 5 (8) |
0
Scientists aboard the research vessel, Southern Surveyor, return to Hobart today with a collection of coral samples and photographs taken in the Southern Ocean at greater depths than ever before.
Ancient Arctic ice could tell us about the future of permafrost
Space & Earth / Earth Sciences
Sep 22, 2008 |
4 / 5 (14) |
3
(PhysOrg.com) -- Researchers have discovered the oldest known ice in North America, and that permafrost may be a significant touchstone when looking at global warming.
Ancient drought and rapid cooling drastically altered climate
Space & Earth / Earth Sciences
Jun 18, 2009 |
3.6 / 5 (9) |
4
Two abrupt and drastic climate events, 700 years apart and more than 45 centuries ago, are teasing scientists who are now trying to use ancient records to predict future world climate.
Warming climate may cause arctic tundra to burn
Mar 05, 2008 |
2.2 / 5 (11) |
0
Research from ancient sediment cores indicates that a warming climate could make the world’s arctic tundra far more susceptible to fires than previously thought. The findings, published this week in the online journal, PLoS ON ...
Abrupt global warming could shift monsoon patterns, hurt agriculture
Space & Earth / Earth Sciences
Jun 11, 2009 |
2.2 / 5 (6) |
2
At times in the distant past, an abrupt change in climate has been associated with a shift of seasonal monsoons to the south, a new study concludes, causing more rain to fall over the oceans than in the Earth's tropical regions, ...
Gas From the Past Gives Scientists New Insights into Climate and the Oceans
Space & Earth / Earth Sciences
Oct 03, 2008 |
3.7 / 5 (17) |
2
(PhysOrg.com) -- In recent years, public discussion of climate change has included concerns that increased levels of carbon dioxide will contribute to global warming, which in turn may change the circulation ...
Lesson from the past for surviving climate change
May 27, 2009 |
3.4 / 5 (8) |
6
Research led by the University of Leicester suggests people today and in future generations should look to the past in order to mitigate the worst effects of climate change.
